2204404131 has 4 divisors (see below), whose sum is σ = 2939205512. Its totient is φ = 1469602752.

The previous prime is 2204404129. The next prime is 2204404133. The reversal of 2204404131 is 1314044022.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2204404129) and next prime (2204404133).

It is not a de Polignac number, because 2204404131 - 2¹ = 2204404129 is a prime.

It is a super-2 number, since 2×2204404131² = 9718795145539730322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2204404098 and 2204404107.

It is not an unprimeable number, because it can be changed into a prime (2204404133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 367400686 + ... + 367400691.

It is an arithmetic number, because the mean of its divisors is an integer number (734801378).

Almost surely, 2^2204404131 is an apocalyptic number.

2204404131 is a deficient number, since it is larger than the sum of its proper divisors (734801381).

2204404131 is an equidigital number, since it uses as much as digits as its factorization.

2204404131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734801380.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2204404131 is about 46951.0823197932. The cubic root of 2204404131 is about 1301.4587433846.

Adding to 2204404131 its reverse (1314044022), we get a palindrome (3518448153).

The spelling of 2204404131 in words is "two billion, two hundred four million, four hundred four thousand, one hundred thirty-one".